Anikanova, L. G., Z. G. Malysheva, T. N. Sudzilovskaya, and N. V. Dvoretskii. “CHARGE COMPENSATION IN POTASSIUM POLYFERRITE AT DOPING WITH FOUR-CHARGED IONS”. ChemChemTech, Vol. 62, no. 10, Oct. 2019, pp. 103-9, doi:10.6060/ivkkt.20196210.5953.